Steven Pinker's AMA today was predictably excellent http://www.reddit.com/r/IAmA/comments/1a67x4/i_am_steve_pinker_a_cognitive_psychologist_at/ …
0 replies
1 retweet
1 like
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.